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add shortcuts for unit assertions, conflicts

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-02-11 10:56:36 -08:00
parent d73b7267e3
commit 93ee05648e
17 changed files with 55 additions and 94 deletions
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2
src/sat/sat_big.cpp
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@ -199,7 +199,7 @@ namespace sat {
s.add_ate(~u, v);
if (find_binary_watch(wlist, ~v)) {
IF_VERBOSE(10, verbose_stream() << "binary: " << ~u << "\n");
s.assign(~u, justification());
s.assign_unit(~u);
}
// could turn non-learned non-binary tautology into learned binary.
s.get_wlist(~v).erase(watched(~u, w.is_learned()));